#55BDE5#55BDE5

#55BDE5 is a light, moderate cyan. Relative luminance 0.440; OKLCH L 75.3% C 0.111 H 226.5°. Best body text is #000000 at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#55BDE5
RGB	rgb(85, 189, 229)
HSL	hsl(197, 73%, 62%)
HSV	hsv(197, 63%, 90%)
CMYK	cmyk(62.9%, 17.5%, 0%, 10.2%)
CIE-LAB	lab(72.22, -18.20, -28.90)
CIE-LCH	lch(72.22, 34.16, 237.80°)
OKLab	oklab(75.3% -0.0766 -0.0807)
OKLCH	oklch(75.3% 0.111 226.5)
XYZ	xyz(36.0812, 43.9799, 80.7010)
Luminance	0.4398 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55BDE5 #E57D55

analogous

#55E5C5 #55BDE5 #5575E5

triadic

#55BDE5 #E555BD #BDE555

tetradic

#55BDE5 #C555E5 #E57D55 #75E555

square

#55BDE5 #C555E5 #E57D55 #75E555

split-complementary

#55BDE5 #E55575 #E5C555

monochromatic

#197FA6 #22A8DB #55BDE5 #8AD2ED #BFE6F5

Accessibility & contrast

On white

2.14

#55BDE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.80

#55BDE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55BDE5

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55BDE5	#FFFFFF	#000000	##000000
##55BDE5	1.00	2.14	9.80	9.80
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.80	21.00	1.00	1.00
##000000	9.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7BAE7

Deuteranopia (green-blind)

#93ABE5

Tritanopia (blue-blind)

#00C9CA

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #55bde5;
/* rgb */ color: rgb(85, 189, 229);
/* oklch */ color: oklch(75.3% 0.111 226.5);

Tailwind

colors: {
  custom: {
    50: '#93d1ed',
    500: '#55bde5',
    950: '#000000',
  },
}

SCSS

$custom: #55bde5;
$custom-light: #93d1ed;
$custom-dark: #000000;

JSON

{
  "hex": "#55bde5",
  "rgb": {
    "r": 85,
    "g": 189,
    "b": 229
  },
  "hsl": {
    "h": 196.667,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.75296,
    "c": 0.11124,
    "h": 226.5
  },
  "luminance": 0.43984
}

Semantic roles & 50–950 ramp

primary

#55BDE5

secondary

#E6BFB0

accent

#4710D6

background

#F9FCFE

surface

#F2F9FD

border

#CCD2D5

text

#0E1416

muted

#7E8284

Preview Lab

Preview with #55BDE5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →